American Elm Bonsai
The largest species of the Ulmus genus is the White Elm, or more commonly known as the American Elm bonsai. It is mostly found in the Midwest United Stated and Canada. It is susceptible to Dutch elm disease and the disease has wiped out more than half of all American Elm bonsai.
The recognizable vase-shaped form makes this tree great for planting on boulevards to keep the city streets cool. It can live for hundreds of years and survive in winter temperatures as cold as -42 °C.
American Elm Bonsai Seeds
When you want to start your American Elm bonsai from seeds, you must first germinate it. Germination can be done in two ways: natural germination and forced germination. Natural germination involves allowing the seeds to undergo germination under natural conditions. You can put the seeds in a bowl full of water and soak it for 24 to 48 hours. All seeds that are floating are considered empty so you just have to remove it. The seeds that remain at the bottom part the container are considered viable, and these seeds can now be sowed.
After planting the bonsai, you should water it thoroughly using a water container that has fine nozzle because this will prevent the soil from washing out of the bonsai pot. You must water your bonsai whenever needed. You must not allow it to get dry but you must maintain moisture in it, especially during the season of summer and during the growth season to sustain its growth requirements.
Feed your bonsai using a high quality fertilizer. The fertilizer should contain high amounts of nitrogen. You can use a commercially prepared fertilizer or you can make your own recipe of fertilizer for you American Elm bonsai.


